title: Comparison of PCR and clinical laboratory tests for diagnosing H. pylori infection in pediatric patients.
mesh_terms: D015153:Blotting, Western; D002648:Child; D004797:Enzyme-Linked Immunosorbent Assay; D016481:Helicobacter Infections / Q000175:diagnosis* / Q000382:microbiology; D016480:Helicobacter pylori / Q000235:genetics / Q000302:isolation & purification*; D006801:Humans; D016133:Polymerase Chain Reaction; D012680:Sensitivity and Specificity